diff --git a/apps/playground/src/helpers/index.tsx b/apps/playground/src/helpers/index.tsx
index 1c9ac06..37813e1 100644
--- a/apps/playground/src/helpers/index.tsx
+++ b/apps/playground/src/helpers/index.tsx
@@ -1,5 +1,5 @@
 import React from 'react';
-import { Box, Group } from 'coral-system';
+import { Box, Group, Text } from 'coral-system';
 import { Avatar, Space, Switch } from 'antd';
 import { BranchesOutlined, MenuOutlined, QuestionCircleOutlined } from '@ant-design/icons';
 import { registerSetter } from '@music163/tango-designer';
@@ -66,12 +66,12 @@ export function Logo() {
 export function ProjectDetail() {
   return (
     <Box display="flex" alignItems="center" columnGap="l">
-      <Box className="ProjectName" fontSize="18px" fontWeight="bold">
+      <Text className="ProjectName" fontSize="18px" fontWeight="bold" truncated>
         community-test
-      </Box>
-      <Box className="BranchName" as="code" fontSize="14px">
+      </Text>
+      <Text className="BranchName" as="code" fontSize="14px" truncated>
         <BranchesOutlined /> feature/list
-      </Box>
+      </Text>
     </Box>
   );
 }
diff --git a/packages/designer/src/simulator/simulator.tsx b/packages/designer/src/simulator/simulator.tsx
index 78ed1fd..061633f 100644
--- a/packages/designer/src/simulator/simulator.tsx
+++ b/packages/designer/src/simulator/simulator.tsx
@@ -25,22 +25,45 @@ function DesktopSimulator({ children }: HTMLCoralProps<'div'>) {
 }
 
 const mobileStyle = css`
-  --device-viewport-width: 375px;
-  --device-viewport-height: 812px;
-  --device-frame-width: 13px;
-  background-image: url(https://p5.music.126.net/obj/wonDlsKUwrLClGjCm8Kx/21897838692/b1c5/2665/56db/10558c1bb2030d55ceabbcc74431de99.png);
-  background-repeat: no-repeat;
-  background-size: 100% 100%;
-  box-shadow: 0 2px 8px rgb(2 8 20 / 10%), 0 8px 16px rgb(2 8 20 / 8%);
-  border-radius: 62px;
-  overflow: hidden;
+  --device-viewport-width: 360px;
+  --device-viewport-height: 640px;
+  position: relative;
+  margin: auto;
+  border: 16px black solid;
+  border-top-width: 60px;
+  border-bottom-width: 60px;
+  border-radius: 36px;
+
+  &::before {
+    content: '';
+    display: block;
+    width: 60px;
+    height: 5px;
+    position: absolute;
+    top: -30px;
+    left: 50%;
+    transform: translate(-50%, -50%);
+    background: #333;
+    border-radius: 10px;
+  }
+
+  &::after {
+    content: '';
+    display: block;
+    width: 35px;
+    height: 35px;
+    position: absolute;
+    left: 50%;
+    bottom: -65px;
+    transform: translate(-50%, -50%);
+    background: #333;
+    border-radius: 50%;
+  }
 
   .MobileSimulatorDeviceFrame {
-    border-radius: 50px;
     width: var(--device-viewport-width);
     height: var(--device-viewport-height);
-    margin: var(--device-frame-width);
-    overflow: hidden;
+    background: white;
   }
 `;
 
diff --git a/packages/ui/src/icons/dual-outlined.tsx b/packages/ui/src/icons/dual-outlined.tsx
index 7366a7d..466170a 100644
--- a/packages/ui/src/icons/dual-outlined.tsx
+++ b/packages/ui/src/icons/dual-outlined.tsx
@@ -3,7 +3,7 @@ import { createIcon } from './create-icon';
 
 const DualOutlinedSvg = () => (
   <svg
-    viewBox="0 0 1025 1024"
+    viewBox="0 0 1024 1024"
     version="1.1"
     xmlns="http://www.w3.org/2000/svg"
     width="1em"